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Iron (II) Bromide

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Identification
Molecular formula

FeBr2

CAS number
7789-46-0
State
State

solid

Melting point (Celsius)
684.00
Melting point (Kelvin)
957.15
Boiling point (Celsius)
934.00
Boiling point (Kelvin)
1 207.15
General information
Molar mass
215.6500g/mol
Density
4.6300g/cm3
Appearence

yellow-brown solid

Comment on solubility

Solubility of Iron(II) Bromide (FeBr2)

Iron(II) bromide, represented as FeBr2, exhibits intriguing solubility characteristics in various solvents. Here’s what you need to know:

  • Aqueous Solubility: FeBr2 is moderately soluble in water. Its solubility can be attributed to the ionic nature of the compound, which allows it to dissociate into iron(II) ions (Fe2+) and bromide ions (Br-) when mixed with water.
  • Solvent Effects: The solubility of FeBr2 varies significantly with temperature. Typically, as temperature increases, solubility also increases. However, it's important to note that solubility can be reduced in the presence of competing anions or cations.
  • Organic Solvents: This compound shows very low solubility in non-polar organic solvents, making it largely insoluble in those environments. This characteristic limits its use in organic synthesis without significant consideration of solubility methods.

In summary, iron(II) bromide's solubility features a fascinating duality—it's moderately soluble in water while remaining substantially insoluble in organic solvents. This unique behavior showcases the importance of understanding solubility when dealing with ionic compounds and their applications in different chemical contexts.

Interesting facts

Interesting Facts about Iron(II) Bromide

Iron(II) bromide, or ferrous bromide, is a fascinating compound with a variety of applications and characteristics that make it a subject of interest in both industrial and academic settings.

Key Characteristics and Applications:

  • Formation: This compound is formed when iron reacts with bromine at elevated temperatures, highlighting the importance of this process in inorganic chemistry.
  • Applications: Iron(II) bromide is used in various fields including:
    • As a catalyst in organic synthesis
    • In the preparation of other metal bromides
    • In certain types of pharmaceutical products
  • Oxidation States: This compound exemplifies the ability of iron to exhibit different oxidation states, which is pivotal in redox chemistry.

Chemical Behavior:

Iron(II) bromide tends to be an ionic compound that showcases ionic bonding, a fundamental concept that students often explore in general chemistry to understand how metals interact with non-metals.

Storage and Handling:

While handling this chemical, appropriate safety measures are crucial since it can react with moisture and air:

  • Store in a cool, dry place.
  • Use gloves and protective eyewear when dealing with the compound.

Conclusion:

The study of iron(II) bromide not only enhances our understanding of transition metals and halides but also provides insight into the intricate reactions that underscore many industrial processes. As a compound, it embodies the beauty of chemistry and its practical applications in everyday life.